Drupal-Bibcite0<style face="normal" font="default" size="100%">Low vitamin D status is associated with physical inactivity, obesity and low vitamin D intake in a large US sample of healthy middle-aged men and women</style><style face="normal" font="default" size="100%">Low vitamin D status is associated with physical inactivity, obesity and low vitamin D intake in a large US sample of healthy middle-aged men and women</style>